Figure 4.49 shows a RAID0+1 disk structure. Here, we see a 4-disk
RAID0+1 volume, where two disks are being mirrored and then striped.
Figure 4.48
RAID6 (Also
Called Advanced
Data Guarding)
Principle
Figure 4.49
RAID0+1:
Mirroring Stripes
4.8The value of RAID299
Chapter 4
Note that you could do the reverse—stripe two disks and mirror them. This
is what is also referred to as RAID10. There is little difference between the
two approaches from a performance and capacity perspective. Your I/O
throughput is theoretically equivalent to: ...
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